libguile/snarf.h

   1 /* classes: h_files */
   2
   3 /* Macros for snarfing initialization actions from C source. */
   4
   5 #ifndef LIBGUILE_SNARF_H
   6 #define LIBGUILE_SNARF_H
   7
   8 /*      Copyright (C) 1995,1996,1997,1998, 1999 Free Software Foundation, Inc.
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License as published by
  12  * the Free Software Foundation; either version 2, or (at your option)
  13  * any later version.
  14  *
  15  * This program is distributed in the hope that it will be useful,
  16  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  17  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  18  * GNU General Public License for more details.
  19  *
  20  * You should have received a copy of the GNU General Public License
  21  * along with this software; see the file COPYING.  If not, write to
  22  * the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  23  * Boston, MA 02111-1307 USA
  24  *
  25  * As a special exception, the Free Software Foundation gives permission
  26  * for additional uses of the text contained in its release of GUILE.
  27  *
  28  * The exception is that, if you link the GUILE library with other files
  29  * to produce an executable, this does not by itself cause the
  30  * resulting executable to be covered by the GNU General Public License.
  31  * Your use of that executable is in no way restricted on account of
  32  * linking the GUILE library code into it.
  33  *
  34  * This exception does not however invalidate any other reasons why
  35  * the executable file might be covered by the GNU General Public License.
  36  *
  37  * This exception applies only to the code released by the
  38  * Free Software Foundation under the name GUILE.  If you copy
  39  * code from other Free Software Foundation releases into a copy of
  40  * GUILE, as the General Public License permits, the exception does
  41  * not apply to the code that you add in this way.  To avoid misleading
  42  * anyone as to the status of such modified files, you must delete
  43  * this exception notice from them.
  44  *
  45  * If you write modifications of your own for GUILE, it is your choice
  46  * whether to permit this exception to apply to your modifications.
  47  * If you do not wish that, delete this exception notice.  */
  48
  49 /* Software engineering face-lift by Greg J. Badros, 11-Dec-1999,
  50    gjb@cs.washington.edu, http://www.cs.washington.edu/homes/gjb */
  51
  52 \f
  53
  54 #ifndef SCM_MAGIC_SNARFER
  55
  56 #define GUILE_PROC(FNAME, PRIMNAME, REQ, OPT, VAR, ARGLIST, DOCSTRING) \
  57 static const char s_ ## FNAME [] = PRIMNAME; \
  58 SCM FNAME ARGLIST
  59 #define GUILE_PROC1(FNAME, PRIMNAME, TYPE, ARGLIST, DOCSTRING) \
  60 static const char s_ ## FNAME [] = PRIMNAME; \
  61 SCM FNAME ARGLIST
  62
  63 #define SCM_REGISTER_PROC(RANAME, STR, REQ, OPT, VAR, CFN)  \
  64         static const char RANAME[]=STR
  65 #define SCM_GPROC(RANAME, STR, REQ, OPT, VAR, CFN, GF)  \
  66         static const char RANAME[]=STR; \
  67         static SCM GF = 0
  68 #define SCM_PROC1(RANAME, STR, TYPE, CFN)  \
  69         static const char RANAME[]=STR
  70 #define SCM_GPROC1(RANAME, STR, TYPE, CFN, GF) \
  71         static const char RANAME[]=STR; \
  72         static SCM GF = 0
  73 #else
  74 #if defined(__cplusplus) || defined(GUILE_CPLUSPLUS_SNARF)
  75
  76 #define GUILE_PROC(FNAME, PRIMNAME, REQ, OPT, VAR, ARGLIST, DOCSTRING) \
  77 %%%     scm_make_gsubr (s_ ## FNAME, REQ, OPT, VAR, (SCM (*)(...)) FNAME); \
  78 $$$ primname #ARGLIST req opt var @@@ docstring @!!!
  79
  80 #define GUILE_PROC1(FNAME, PRIMNAME, TYPE, ARGLIST, DOCSTRING) \
  81 %%%     scm_make_subr (s_ ## FNAME, TYPE, FNAME); \
  82 $$1 primname #ARGLIST type @@@ docstring @!!!
  83
  84 #define SCM_REGISTER_PROC(RANAME, STR, REQ, OPT, VAR, CFN)  \
  85 %%%     scm_make_gsubr (RANAME, REQ, OPT, VAR, (SCM (*)(...)) CFN) \
  86 $$R RANAMEprimname #ARGLIST type @@@ docstring @!!!
  87
  88 #define SCM_GPROC(RANAME, STR, REQ, OPT, VAR, CFN, GF)  \
  89 %%%     scm_make_gsubr_with_generic (RANAME, REQ, OPT, VAR, (SCM (*)(...))CFN, &GF)
  90 #define SCM_PROC1(RANAME, STR, TYPE, CFN)  \
  91 %%%     scm_make_subr(RANAME, TYPE, (SCM (*)(...))CFN)
  92 #define SCM_GPROC1(RANAME, STR, TYPE, CFN, GF)  \
  93 %%%     scm_make_subr_with_generic(RANAME, TYPE, (SCM (*)(...))CFN, &GF)
  94 #else
  95
  96 #define GUILE_PROC(FNAME, PRIMNAME, REQ, OPT, VAR, ARGLIST, DOCSTRING) \
  97 %%%     scm_make_gsubr (s_ ## FNAME, REQ, OPT, VAR, (SCM (*)()) FNAME);
  98 #define GUILE_PROC1(FNAME, PRIMNAME, TYPE, ARGLIST, DOCSTRING) \
  99 %%%     scm_make_subr (s_ ## FNAME, TYPE, FNAME);
 100
 101
 102 #define SCM_PROC(RANAME, STR, REQ, OPT, VAR, CFN)  \
 103 %%%     scm_make_gsubr (RANAME, REQ, OPT, VAR, (SCM (*)()) CFN)
 104 #define SCM_REGISTER_PROC(RANAME, STR, REQ, OPT, VAR, CFN)  \
 105 %%%     scm_make_gsubr (RANAME, REQ, OPT, VAR, (SCM (*)()) CFN)
 106 #define SCM_GPROC(RANAME, STR, REQ, OPT, VAR, CFN, GF)  \
 107 %%%     scm_make_gsubr_with_generic (RANAME, REQ, OPT, VAR, (SCM (*)()) CFN, &GF)
 108 #define SCM_PROC1(RANAME, STR, TYPE, CFN)  \
 109 %%%     scm_make_subr(RANAME, TYPE, CFN)
 110 #define SCM_GPROC1(RANAME, STR, TYPE, CFN, GF)  \
 111 %%%     scm_make_subr_with_generic(RANAME, TYPE, CFN, &GF)
 112 #endif
 113 #endif
 114
 115 #ifndef SCM_MAGIC_SNARFER
 116 #define SCM_SYNTAX(RANAME, STR, TYPE, CFN)  \
 117         static const char RANAME[]=STR
 118 #else
 119 #define SCM_SYNTAX(RANAME, STR, TYPE, CFN)  \
 120 %%%     scm_make_synt (RANAME, TYPE, CFN)
 121 #endif
 122
 123 #ifndef SCM_MAGIC_SNARFER
 124 #define SCM_SYMBOL(c_name, scheme_name) \
 125         static SCM c_name = SCM_BOOL_F
 126 #else
 127 #define SCM_SYMBOL(C_NAME, SCHEME_NAME) \
 128 %%%     C_NAME = scm_permanent_object (SCM_CAR (scm_intern0 (SCHEME_NAME)))
 129 #endif
 130
 131 #ifndef SCM_MAGIC_SNARFER
 132 #define SCM_GLOBAL_SYMBOL(c_name, scheme_name) \
 133         SCM c_name = SCM_BOOL_F
 134 #else
 135 #define SCM_GLOBAL_SYMBOL(C_NAME, SCHEME_NAME) \
 136 %%%     C_NAME = scm_permanent_object (SCM_CAR (scm_intern0 (SCHEME_NAME)))
 137 #endif
 138
 139 #ifndef SCM_MAGIC_SNARFER
 140 #define SCM_KEYWORD(c_name, scheme_name) \
 141         static SCM c_name = SCM_BOOL_F
 142 #else
 143 #define SCM_KEYWORD(C_NAME, SCHEME_NAME) \
 144 %%%     C_NAME = scm_permanent_object (scm_c_make_keyword (SCHEME_NAME))
 145 #endif
 146
 147 #ifndef SCM_MAGIC_SNARFER
 148 #define SCM_GLOBAL_KEYWORD(c_name, scheme_name) \
 149         SCM c_name = SCM_BOOL_F
 150 #else
 151 #define SCM_GLOBAL_KEYWORD(C_NAME, SCHEME_NAME) \
 152 %%%     C_NAME = scm_permanent_object (scm_c_make_keyword (SCHEME_NAME))
 153 #endif
 154
 155 #ifndef SCM_MAGIC_SNARFER
 156 #define SCM_VCELL(c_name, scheme_name) \
 157         static SCM c_name = SCM_BOOL_F
 158 #else
 159 #define SCM_VCELL(C_NAME, SCHEME_NAME) \
 160 %%%     C_NAME = scm_permanent_object (scm_intern0 (SCHEME_NAME)); SCM_SETCDR (C_NAME, SCM_BOOL_F)
 161 #endif
 162
 163 #ifndef SCM_MAGIC_SNARFER
 164 #define SCM_GLOBAL_VCELL(c_name, scheme_name) \
 165         SCM c_name = SCM_BOOL_F
 166 #else
 167 #define SCM_GLOBAL_VCELL(C_NAME, SCHEME_NAME) \
 168 %%%     C_NAME = scm_permanent_object (scm_intern0 (SCHEME_NAME)); SCM_SETCDR (C_NAME, SCM_BOOL_F)
 169 #endif
 170
 171 #ifndef SCM_MAGIC_SNARFER
 172 #define SCM_VCELL_INIT(c_name, scheme_name, init_val) \
 173         static SCM c_name = SCM_BOOL_F
 174 #else
 175 #define SCM_VCELL_INIT(C_NAME, SCHEME_NAME, init_val) \
 176 %%%     C_NAME = scm_permanent_object (scm_intern0 (SCHEME_NAME)); SCM_SETCDR (C_NAME, init_val)
 177 #endif
 178
 179 #ifndef SCM_MAGIC_SNARFER
 180 #define SCM_GLOBAL_VCELL_INIT(c_name, scheme_name, init_val) \
 181         SCM c_name = SCM_BOOL_F
 182 #else
 183 #define SCM_GLOBAL_VCELL_INIT(C_NAME, SCHEME_NAME, init_val) \
 184 %%%     C_NAME = scm_permanent_object (scm_intern0 (SCHEME_NAME)); SCM_SETCDR (C_NAME, init_val)
 185 #endif
 186
 187 #define SCM_CONST_LONG(C_NAME, SCHEME_NAME,VALUE) SCM_VCELL_INIT(C_NAME, SCHEME_NAME, scm_long2num(VALUE))
 188
 189 #endif /* LIBGUILE_SNARF_H */